Roussea simplex Plant Care
Roussea simplex Sm.
Updated · Sources · How we source care data
With its glossy, dark green leaves arranged in a spiral pattern, this plant originates from the forests of Madagascar. Plant collectors are drawn to Roussea simplex for its unique foliage that adds a touch of exotic flair to any indoor jungle.
Every 7–10 days
Bright indirect light
65–75°F
50–70%
At a glance
How do you care for Roussea simplex?
Water Roussea simplex every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 65–75°F (18–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Roussea simplex Native To?
What Is the Roussea simplex?
Roussea simplex (Roussea simplex) belongs to the Rousseaceae family within the Roussea genus. Roussea simplex is native to the mountain forest of Mauritius.
Roussea simplex displays a clumping perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. Roussea simplex produces small, fragrant white flowers in clusters.
Leaf size: approximately 4 inches.
How Often Should You Water a Roussea simplex?
Roussea simplex requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the Roussea simplex Need?
Roussea simplex thrives in bright indirect light. Avoid placing Roussea simplex in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Roussea simplex Prefer?
Roussea simplex grows best at temperatures of 65–75°F. Roussea simplex prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–75°F
Humidity
50–70%
What Soil Mix Works Best for a Roussea simplex?
Well-draining, acidic soil mix with peat moss and perlite. Good drainage is essential for Roussea simplex to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Roussea simplex?
Feed Roussea simplex every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Roussea simplex?
Repot every 1-2 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Roussea simplex?
Roussea simplex can be propagated through seeds, division of offsets.
Is the Roussea simplex Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Roussea simplex, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Roussea simplex?
Roussea simplex is susceptible to aphids, spider mites, scale insects. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Roussea simplex Need?
Roussea simplex grows outdoors in USDA Zone 10b – 11b. It survives winters down to planting zone 10b. Roussea simplex is native to the mountain forest of Mauritius. In cooler regions, grow Roussea simplex as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 10b – 11b
Keep exploring plants
Roussea simplex is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Roussea genus — compare its care with other Roussea species on PlantoScan.
Roussea is part of the Rousseaceae plant family — browse all Rousseaceae genera and species.
Roussea simplex thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Roussea simplex Sm., family Rousseaceae (first published in Pl. Icon. Ined. 1: t. 6. 1789 [Apr-May 1789]) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Roussea simplex, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 10b – 11b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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